20251800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{11251}}^1$

素因数の和:11273

約数の個数: 72

約数和(自身を含む): 68018340

約数和(自身を除く): 47766540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 11251, 22502, 33753, 45004, 56255, 67506, 90008, 101259, 112510, 135012, 168765, 202518, 225020, 270024, 281275, 337530, 405036, 450040, 506295, 562550, 675060, 810072, 843825, 1012590, 1125100, 1350120, 1687650, 2025180, 2250200, 2531475, 3375300, 4050360, 5062950, 6750600, 10125900, 20251800]

約数ペア:

[(1, 20251800), (2, 10125900), (3, 6750600), (4, 5062950), (5, 4050360), (6, 3375300), (8, 2531475), (9, 2250200), (10, 2025180), (12, 1687650), (15, 1350120), (18, 1125100), (20, 1012590), (24, 843825), (25, 810072), (30, 675060), (36, 562550), (40, 506295), (45, 450040), (50, 405036), (60, 337530), (72, 281275), (75, 270024), (90, 225020), (100, 202518), (120, 168765), (150, 135012), (180, 112510), (200, 101259), (225, 90008), (300, 67506), (360, 56255), (450, 45004), (600, 33753), (900, 22502), (1800, 11251)]